56491407

素因数分解:

$3^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{6451}}^1$

素因数の和:6603

約数の個数: 24

約数和(自身を含む): 93941120

約数和(自身を除く): 37449713

約数列:

[1, 3, 7, 9, 21, 63, 139, 417, 973, 1251, 2919, 6451, 8757, 19353, 45157, 58059, 135471, 406413, 896689, 2690067, 6276823, 8070201, 18830469, 56491407]

約数ペア:

[(1, 56491407), (3, 18830469), (7, 8070201), (9, 6276823), (21, 2690067), (63, 896689), (139, 406413), (417, 135471), (973, 58059), (1251, 45157), (2919, 19353), (6451, 8757)]